Battery Charger WORX WA3639 20V for Lithium‑ion Batteries

WORX WA3639 20V battery charger is designed to charge compatible lithium‑ion batteries for WORX cordless tools and garden equipment. The compact charger delivers controlled charging current and integrated protection against overcharge, helping to maintain battery readiness and support longer service life. Its simple plug‑in design fits standard power outlets and is intended for home and workshop use where frequent battery replenishment is required.

Advantages

The charger provides a stable, manufacturer‑matched charging profile for 20V WORX lithium‑ion battery packs, reducing the risk of overheating and overcharge. Its compact footprint and lightweight construction make storage and transport straightforward. Built‑in safety features monitor charging status and help protect batteries from common charging faults. The straightforward connection and clear indicator allow users to quickly see charge progress without technical setup.

Suitable for

• Charging WORX 20V lithium‑ion batteries for cordless drills and screwdrivers
• Replenishing batteries for cordless lawn mowers, trimmers and hedge trimmers
• Keeping spare battery packs ready for outdoor or workshop tasks
• Home maintenance and small professional tasks where cordless tools are used

Key specifications

• Input: standard mains voltage compatible with local power outlets
• Output voltage: 20 volts nominal for lithium‑ion battery packs
• Compatibility: designed for WORX 20V lithium‑ion battery systems
• Protection: integrated overcharge and temperature monitoring
• Form factor: compact, lightweight charger with plug‑in connection

How to use

Connect the charger to a compatible mains outlet, then attach the 20V WORX lithium‑ion battery pack to the charger until it clicks into place. Observe the charger indicator to monitor charging progress; when the indicator shows a full charge, remove the battery from the charger. Allow batteries to cool briefly before use if the pack is warm. Store the charger and batteries in a dry, ventilated location when not in use.

Usage recommendations

Use the charger only with compatible WORX 20V lithium‑ion batteries. Avoid charging batteries that show physical damage or swelling. Charge in a well‑ventilated, temperature‑controlled area and follow manufacturer safety guidance for storage and disposal of lithium‑ion cells.